(19)

(11)

EP 2 970 067 A1

(12)

(43) Date of publication: 20.01.2016 Bulletin 2016/03 (21) Application number: 14711936.6 (22) Date of filing: 06.03.2014

(51) International Patent Classification (IPC):  C07C 29/157(2006.01) C07F 15/00(2006.01) (86) International application number: PCT/EP2014/054337 (87) International publication number: WO 2014/139854 (18.09.2014 Gazette 2014/38)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 15.03.2013 EP 13159479 (71) Applicant: Firmenich SA 1211 Geneva 8 (CH)	(72) Inventors: DUPAU, Philippe 1211 Geneva 8 (CH) BONOMO, Lucia 1211 Geneva 8 (CH) KERMORVAN, Laurent 1211 Geneva 8 (CH) (74) Representative: Carina, Riccardo Filippo et al FIRMENICH SA Legal Dept., IP Group Route des Jeunes, 1 P.O. Box 239 1211 Geneva 8 1211 Geneva 8 (CH)